# Capital Iota Symbol (Ι)

The capital Greek letter (capital ioata) is visually very similar to the upper-case Latin letter i. For that reason, refer to the usage of Capital I for how the symbol appears in math.

Symbol Format Data
Ι Unicode
921
TeX
\Iota
SVG

## Usage

The capital Latin letter I is used in math to represent the identity matrix.

## Related Symbols

The Greek letter ι (iota).